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Fast sync (#8884)

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* State sync

* Importing state fixes

* Bugfixes

* Sync with proof

* Status reporting

* Unsafe sync mode

* Sync test

* Cleanup

* Apply suggestions from code review

Co-authored-by: cheme <emericchevalier.pro@gmail.com>
Co-authored-by: Pierre Krieger <pierre.krieger1708@gmail.com>

* set_genesis_storage

* Extract keys from range proof

* Detect iter completion

* Download and import bodies with fast sync

* Replaced meta updates tuple with a struct

* Fixed reverting finalized state

* Reverted timeout

* Typo

* Doc

* Doc

* Fixed light client test

* Fixed error handling

* Tweaks

* More UpdateMeta changes

* Rename convert_transaction

* Apply suggestions from code review

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Apply suggestions from code review

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Code review suggestions

* Fixed count handling

Co-authored-by: cheme <emericchevalier.pro@gmail.com>
Co-authored-by: Pierre Krieger <pierre.krieger1708@gmail.com>
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Arkadiy Paronyan
2021-06-22 11:32:43 +02:00
committed by GitHub
parent 5899eedc8c
commit 77a4b980ae
54 changed files with 2128 additions and 379 deletions
Download Patch File Download Diff File Expand all files Collapse all files
substrate/client/light/src/backend.rs
+24 -2
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@@ -321,7 +321,7 @@ impl<S, Block> BlockImportOperation<Block> for ImportOperation<Block, S>
Ok(())
}
fn reset_storage(&mut self, input: Storage) -> ClientResult<Block::Hash> {
fn set_genesis_state(&mut self, input: Storage, commit: bool) -> ClientResult<Block::Hash> {
check_genesis_storage(&input)?;
// changes trie configuration
@@ -347,11 +347,17 @@ impl<S, Block> BlockImportOperation<Block> for ImportOperation<Block, S>
let storage_update = InMemoryBackend::from(storage);
let (storage_root, _) = storage_update.full_storage_root(std::iter::empty(), child_delta);
self.storage_update = Some(storage_update);
if commit {
self.storage_update = Some(storage_update);
}
Ok(storage_root)
}
fn reset_storage(&mut self, _input: Storage) -> ClientResult<Block::Hash> {
Err(ClientError::NotAvailableOnLightClient)
}
fn insert_aux<I>(&mut self, ops: I) -> ClientResult<()>
where I: IntoIterator<Item=(Vec<u8>, Option<Vec<u8>>)>
{
@@ -461,6 +467,22 @@ impl<H: Hasher> StateBackend<H> for GenesisOrUnavailableState<H>
}
}
fn apply_to_key_values_while<A: FnMut(Vec<u8>, Vec<u8>) -> bool>(
&self,
child_info: Option<&ChildInfo>,
prefix: Option<&[u8]>,
start_at: Option<&[u8]>,
action: A,
allow_missing: bool,
) -> ClientResult<bool> {
match *self {
GenesisOrUnavailableState::Genesis(ref state) =>
Ok(state.apply_to_key_values_while(child_info, prefix, start_at, action, allow_missing)
.expect(IN_MEMORY_EXPECT_PROOF)),
GenesisOrUnavailableState::Unavailable => Err(ClientError::NotAvailableOnLightClient),
}
}
fn apply_to_keys_while<A: FnMut(&[u8]) -> bool>(
&self,
child_info: Option<&ChildInfo>,